diff --git a/artiq/examples/kasli_tester/device_db.py b/artiq/examples/kasli_tester/device_db.py
index d9cf9d34b..ed77d6679 100644
--- a/artiq/examples/kasli_tester/device_db.py
+++ b/artiq/examples/kasli_tester/device_db.py
@@ -129,8 +129,8 @@ for i in range(4):
             "chip_select": 4 + i,
             "cpld_device": "urukul0_cpld",
             "sw_device": "ttl_urukul0_sw" + str(i),
-            "sync_delay_seed": "eeprom_urukul0:" + str(48 + 4*i),
-            "io_update_delay": "eeprom_urukul0:" + str(48 + 4*i),
+            "sync_delay_seed": "eeprom_urukul0:" + str(64 + 4*i),
+            "io_update_delay": "eeprom_urukul0:" + str(64 + 4*i),
         }
     }
 
diff --git a/artiq/frontend/artiq_ddb_template.py b/artiq/frontend/artiq_ddb_template.py
index 245f4a766..ecf2ea01d 100755
--- a/artiq/frontend/artiq_ddb_template.py
+++ b/artiq/frontend/artiq_ddb_template.py
@@ -186,8 +186,8 @@ class PeripheralManager:
                     chip_select=4 + i,
                     uchn=i,
                     pll_vco=",\n        \"pll_vco\": {}".format(pll_vco) if pll_vco is not None else "",
-                    sync_delay_seed=",\n        \"sync_delay_seed\": \"eeprom_{}:{}\"".format(urukul_name, 48 + 4*i) if synchronization else "",
-                    io_update_delay=",\n        \"io_update_delay\": \"eeprom_{}:{}\"".format(urukul_name, 48 + 4*i) if synchronization else "")
+                    sync_delay_seed=",\n        \"sync_delay_seed\": \"eeprom_{}:{}\"".format(urukul_name, 64 + 4*i) if synchronization else "",
+                    io_update_delay=",\n        \"io_update_delay\": \"eeprom_{}:{}\"".format(urukul_name, 64 + 4*i) if synchronization else "")
             elif dds == "ad9912":
                 self.gen("""
                     device_db["{name}_ch{uchn}"] = {{